﻿using System;

class LastDigitOfANumber
{

     static void FindLastDigit(int number)
    {
        int lastDigit = number % 10;

        switch (lastDigit)
        {
            case 1:
                Console.WriteLine("==> \"one\"");
                break;
            case 2:
                Console.WriteLine("==> \"two\"");
                break;
            case 3:
                Console.WriteLine("==> \"three\"");
                break;
            case 4:
                Console.WriteLine("==> \"four\"");
                break;
            case 5:
                Console.WriteLine("==> \"five\"");
                break;
            case 6:
                Console.WriteLine("==> \"six\"");
                break;
            case 7:
                Console.WriteLine("==> \"seven\"");
                break;
            case 8:
                Console.WriteLine("==> \"eight\"");
                break;
            case 9:
                Console.WriteLine("==> \"nine\"");
                break;
            default:
                Console.WriteLine("Wrong Value.");
                break;
        }
    }

    static void Main()
    {
        int number = int.Parse(Console.ReadLine());
        FindLastDigit(number);
    }

}

